Yusuke Urameshi was a tough teen delinquent until one selfless act changed his life... by ending it. When he died saving a little kid from a speeding car, the afterlife didn't know what to do with him, so it gave him a second chance at life. Now, Yusuke is a ghost with a mission, performing good deeds at the behest of Botan, the ferrywoman of the River Styx, and Koenma, the pacifier-sucking judge of the dead.

Note: Won the Shogakukan Manga Award for shounen in 1993.

From Viz:
At first glance, Nina Sakura seems like a typical teenage girl. However, she's actually a transfer student from a witch school! Now enrolled in a Japanese middle school, Nina is hoping to improve her grades, make some friends, and practice love spells on her unsuspecting new classmates.

Shy Ayu Tateishi has just made a new friend at school. But this new friend, much to her surprise, is no ordinary classmate. Nina Sakura may look like a normal middle school girl, but she's got a big secret.
She's a witch.
Or, rather, she's studying to be a witch. And apparently, she's not doing her homework. Her spells are devastating in their ineffectiveness and often result in the most embarrassing situations for poor Ayu.
But things wouldn't be so bad if Nina's sorcery didn't make Ayu look silly in front of the one boy she secretly adores. All she wants is a simple love potion. What she gets, however, is a new best friend who almost flunked out of witch school!

Vowing never to separate from his childhood friend Hisame, Itsuki travels on the Tokaido with him in search of new adventures. Exterminating youkai along the way, they depend on each other to finish the job. What adventures lie in wait for our two protagonists?Sequel:> Toukaidou HISAME -Kagerou- ( http://mangapark.com/search?q=toukaidou-hisame-kagerou )

This is a Thai comic.

Mayama Haruki and Himemiya Tsukiko have been childhood friends and neighbors for as long as they can remember, but after a girls-only meeting in fourth grade, Himemiya distanced herself from Mayama. Now in their 2nd year of middle school, Mayama has become an ero-freak who specializes in harassing Himemiya. Determined to unravel the greatest secret of girls, what happens on "that day", Mayama follows Himemiya and uncovers.

Kanon Miura is a freshman in high school who belongs to the student council. Everything is peaceful until ping-pong club president Kaede Tamaki intrudes on the student council, which somehow results in all of the members joining the ping-pong club... Follow the adventures of give cute girls from both the student council and ping-pong club in this slice-of-life four-panel manga!

Bushido Academy gathers people who are descendants of the military commanders from the Warring States Period to fight for leadership. As Takeda Shingen's descendant, Takeda Tetsuro is forced to join Bushido Academy. Joining him is Sanada Rieko, who is descended from Sanada Masayuki, a loyal retainer of Takeda. Can they unify everyone together in a school where various warlord students battle for control? The curtain rises on this magnificent picture scroll featuring a Warring States themed academy.

From Viz:
All high school freshman Airi Hoshina ever wanted was to someday live in a cozy home with a loving husband, and find joy in the little things in life. As a result, she makes it her daily mission to get to school on time because school legend has it that the longer one's non-tardy streak is, the better boyfriend one will find. But just when her daily routine is working like clockwork, an occurrence of fairytale proportions threatens to disrupt her grand plan.

Yukari wants nothing more than to make her parents happy by studying hard and getting into a good college. One afternoon, however, she is kidnapped by a group of self-styled fashion-obsessed artists who call themselves "Paradise Kiss." Yukari suddenly finds herself flung into the roller-coaster life of the fashion world, guided by George, art-snob extraordinaire. In a glamorous makeover of body, mind and soul, she is turned from a hapless bookworm into her friends' own exclusive clothing model.

In this manga we meet characters from Gokinjo Monogatari like Mikako (and her little sister, Miwako - she's in the "ParaKiss" group) and Arashi's father (only a poster, but still), as well as new characters like Isabella.

From Nakama:

A strange household made up of two divorced fathers with a child each. As the children get older, they start to become aware of the strangeness of their own household…?! Following the popular BL about fathers with children, “Kodzure Ookami”, the children become the main characters as we follow their growth, in this long-awaited next volume! Also, a straight-laced tax counselor who is also an idol otaku, and a show pub owner of questionable identity (only half Japanese and also an onee); their fateful meeting and subsequent circumstances. This is the well worth-reading 3rd compilation in the series of this author.

Noragami Special,tells the story of the encounter between Yato and Magatsukami Rabou.> Spin-off of Noragami( http://www.batoto.net/comic/_/comics/noragami-r5014 )

Friendship blossoming to love between a high school girl who tries extra hard to make up for her lack of height and a middle school boy who just looks too tall to be his real age.

All Miki Koishikawa wanted was an ordinary family and that's exactly what she had until her parents decided to move in with another couple (as in switching spouses!) and turned Miki's world upside down. Now she lives in a house with four parents and her totally cute stepbrother, Yuu. It's bad enough being brought into her parents' strange soap opera, but Miki will star in a soap of her own as she deals with friends having affairs, trying to survive in school and ending up torn between her long-time crush, Ginta, and her new stepbrother!

Satou Hiroshi is the kind of polite, innocent, cute boy who's popular with guys and girls alike. But word-of-mouth has it that anyone who dates him will be plagued by a series of unfortunate events and near-death experiences - eventually being forced to institute a break-up 'under pain of death'...

Will bespectacled, 'uncool', baseball-crazy Tsumabuki Kasumi prove these rumours wrong or experience them first-hand? But after falling for Hiroshi's cute smile upon their (rather weird) first meeting, he's determined to tempt fate and find out whether he can finally break out of this unlucky streak and strike it lucky in his love life!

Han Se In finds street fighter Moon Ji Soo on the street. When she tries to help him, he tells her to go away. Se In wants an apology but Ji Soo won't give one. She then slaps him and runs. Moon Ji Soo wants revenge...

Keitaro has had great difficulty getting into the university of his choice and no luck in meeting women. In a desperate effort to go into seclusion and study for his entrance exams, he volunteers to take over running his grandmother's hotel. His plans are ruined when he discovers that the "hotel" is actually an all-girls dormitory and some serious distractions ensue.

Note: Won the 25th Kodansha Manga Award for Best Shounen in 2001.

From 1st Chapter:

The lead character is a naive boy who's fallen in love with an older girl who everyone considers a genius writer. He's so in love in fact, that he has forgotten for the last 2 months about his secret hobby. For the past 10 years he has been writing the "character profile" of a single girl. Her birth date, personality, hobbies, conversations, etc.... is all recorded in a large pile of notebooks. All this time this fictional girl has been his friend and lover, but now that he is in love with a real girl he decided to throw them all away.

In order to "purify" the notebooks, he decided to burn them at a nearby shrine. To his surprise, the senpai he's in love with was also there. It starts to rain and as they talk the girl confesses she's having trouble writing her novel due to inexperience. As the storm gets even stronger, the lead character believes that since she confessed her "weakness" to him it is OK for him to show her his own "secret". Filled with courage, the boy opens the bag where he brought all the notebooks... except that instead of notebooks, the bag now contains the girl (naked of course) he's been creating for the past 10 years!!

"Koganeiro" is about a group of high schoolers in their second year who are confronted with the possibly life-altering decision of what to do after high school.

Fall from a building, fall in love.
Shinji was a high-school guy without a future.
He went up to the roof of a building with plans to jump, only to run into his beautiful teacher, Shinanoya-sensei!
Then she made a shocking proposal that would change Shinji's destiny...
An exuberant tale of double suicide from the pen of a genius!!

Mitama Kamishiro is an athletic junior high school girl with a strong sense of justice who has dreamed of becoming a crime avenger since she was little.
A mysterious shopping district, “Yaoyorozu Shopping District,” suddenly appears in front of the silly yet righteous Mitama, who “wants to save humanity from its inevitable downfall.” When Mitama goes to the shopping district that seems to be calling out to her, she is faced with. This is a Shinto-inspired comedy about a silly, righteous high school girl and some bizarre Gods. Hurry up and pray!